Undercut anchor attachment barrel



FIG. 1 is a top front perspective view of an undercut anchor attachmentbarrel of our new design.

FIG. 2 is a bottom front perspective view of the undercut anchorattachment barrel of our new design illustrated in FIG. 1.

FIG. 3 is a front view of the undercut anchor attachment barrel of ournew design illustrated in FIG. 1, the rear view being a mirror imagethereof.

FIG. 4 is a right side view of the undercut anchor attachment barrel ofour new design illustrated in FIG. 1, the left side view being a mirrorimage thereof.

FIG. 5 is a top view of the undercut anchor attachment barrel of our newdesign illustrated in FIG. 1.

FIG. 6 is a bottom view of the undercut anchor attachment barrel of ournew design illustrated in FIG. 1; and,

FIG. 7 is a vertical cross-sectional view of the undercut anchorattachment barrel of our new design illustrated in FIG. 1, taken alongline 7-7 of FIG. 3.

The broken lines in the drawings illustrate portions of the undercutanchor attachment barrel and form no part of the claimed design.

CLAIM The ornamental design for an undercut anchor attachment barrel, asshown and described.